Horse boot



FIG. 1 is a perspective view of a horse boot showing my design;

FIG. 2 is a top plan view thereof;

FIG. 3 is an elevational view thereof from the right side, the view fromthe left side being a mirror image of FIG. 3;

FIG. 4 is a back elevational view thereof;

FIG. 5 is a front elevational view thereof; and,

FIG. 6 is a bottom plan view thereof.

The ornamental design for a horse boot, as shown and described. 